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| Parameter | SKF6021105 × 160 × 26 mm | FAG6021105 × 160 × 26 mm | TIMKEN6021105 × 160 × 26 mm | NSK6021105 × 160 × 26 mm | KOYO6021105 × 160 × 26 mm |
|---|---|---|---|---|---|
| Comparable specifications | |||||
| Brand | SKF | FAG | TIMKEN | NSK | KOYO |
| Designation | 6021 | 6021 | 6021 | 6021 | 6021 |
| Product family | Deep groove ball bearings | — | Radial Deep-Groove Ball | Single row deep groove ball bearings | Single-row / Open type |
| Detailed type | Deep groove ball bearings | Deep groove ball bearings | Deep groove ball bearings | Deep groove ball bearings | Deep groove ball bearings |
| Series | — | — | 6000 | — | — |
| Bore diameterd | 105 mm | 105 mm | 105 mm | 105 mm | 105 mm |
| Outside diameterD | 160 mm | 160 mm | 160 mm | 160 mm | 160 mm |
| WidthB | 26 mm | 26 mm | 26 mm | 26 mm | 26 mm |
| Basic dynamic load ratingC | 76.1 kN | 75 kN | 69.2 kN | 79.5 kN | 90.4 kN |
| Basic static load ratingC0 | 65.5 kN | 64 kN | 61.2 kN | 66 kN | 65.8 kN |
| Fatigue load limitPu | 2.4 kN | 3.55 kN | — | — | 3.2 kN |
| Reference speednref | 8500 r/min | 4950 r/min | — | — | — |
| Limiting speednG | 5300 r/min | 5700 r/min | — | — | 4000 r/min |
| Mass≈m | 1.56 kg | 1.67 kg | 1.59 kg | 1.58 kg | 1.59 kg |
| Precision class | P6 and tighter width tolerance | PN — Normal (ISO 492:2023) | — | — | — |
| Internal clearance | CN | CN (Group N) — Normal internal clearance | — | — | — |
| Sealing | Without | Without — Not sealed | Open | Open | Open |
| Cage | Sheet metal | JN — Steel sheet metal | Steel cage | — | — |
| Bearing material | Bearing steel | — | — | — | — |
| Lubricant | None | Without — Bearing not greased | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — | — |
| Maximum operating temperatureTmax | — | 150 °C | — | — | — |
| Boundary dimensions | |||||
| Bearing widthB | — | — | — | 26 mm | — |
| Minimum bearing chamferr min. | — | — | — | 2 mm | — |
| Calculation Factors | |||||
| K Factor | — | — | 0.00 | — | — |
| Y1 Factor | — | — | 0.00 | — | — |
| Y2 Factor | — | — | 0.00 | — | — |
| Y0 Factor | — | — | 0.50 | — | — |
| E Factor | — | — | 0.00 | — | — |
| Cg Factor | — | — | 0.0629 | — | — |
| Calculation factors | |||||
| Calculation factorf0 | — | 15.7 | — | — | — |
| Capabilities & suitability | |||||
| Radial load capacity | — | Yes | — | — | — |
| Axial load capacity in one direction | — | Yes | — | — | — |
| Axial load capacity in both directions | — | Yes | — | — | — |
| Suitable for grease lubrication | — | Yes | — | — | — |
| Suitable for oil lubrication | — | Yes | — | — | — |
| Unsealed design | — | Yes | — | — | — |
| Classification | |||||
| Official Category Path | — | — | — | — | Deep groove ball bearings - Single-row - Open type |
| Official Classification 1 | — | — | — | — | Deep groove ball bearings / Single-row / Open type |
| Construction | |||||
| Catalogue closure construction | — | — | — | Open | — |
| Dimensions | |||||
| Minimum chamfer dimensionrmin | — | 2 mm | — | — | — |
| Minimum chamfer dimensionrmin | — | 0.079 in | — | — | — |
| Shoulder diameter outer ringD1 | — | 142.52 mm | — | — | — |
| Shoulder diameter outer ringD1 | — | 5.611 in | — | — | — |
| Shoulder diameter inner ringd1 | — | 122.12 mm | — | — | — |
| Shoulder diameter inner ringd1 | — | 4.808 in | — | — | — |
| Engineering — Abutment dimensions | |||||
| Diameter of shaft abutmentd a | min. 116 mm | — | — | — | — |
| Diameter of housing abutmentD a | max. 149 mm | — | — | — | — |
| Radius of shaft or housing filletr a | max. 2 mm | — | — | — | — |
| Engineering — Calculation data | |||||
| SKF performance class | SKF Explorer | — | — | — | — |
| Minimum load factork r | 0.03 | — | — | — | — |
| Calculation factorf 0 | 15.8 | — | — | — | — |
| Engineering — Dimensions | |||||
| Deviation limits of mid-range bore diametert Δdmp | -0.015 to 0 mm | — | — | — | — |
| Deviation limits of mid-range outside diametert ΔDmp | -0.018 to 0 mm | — | — | — | — |
| Deviation limits of ring widtht ΔBs | -0.1 to 0 mm | — | — | — | — |
| Shoulder diameterd 1 | ≈ 122.5 mm | — | — | — | — |
| Recess diameterD 2 | ≈ 146.8 mm | — | — | — | — |
| Chamfer dimensionr 1,2 | min. 2 mm | — | — | — | — |
| ISO tolerance class for dimensions | P6 and tighter width tolerance | — | — | — | — |
| Engineering — Tolerances of run-out | |||||
| Range of section height at inner ring of assembled bearingt Kia | 25 µm | — | — | — | — |
| Range of section height at outer ring of assembled bearingt Kea | 45 µm | — | — | — | — |
| ISO tolerance class for geometrical tolerances | Normal | — | — | — | — |
| Load ratings | |||||
| Basic dynamic radial load ratingCr | — | — | — | 79500 N | — |
| Basic static radial load ratingC0r | — | — | — | 66000 N | — |
| Equivalent-load calculation factorf0 | — | — | — | 15.8 | — |
| Logistics | |||||
| Product net weight | 1.56 kg | — | — | — | — |
| eClass code | 23-05-08-01 | — | — | — | — |
| UNSPSC code | 31171504 | — | — | — | — |
| Lubrication-qualified speed | |||||
| Limiting speed with grease | — | — | — | 4500 r/min | — |
| Limiting speed with oil (open bearing) | — | — | — | 5600 r/min | — |
| Main Dimensions & Performance Data | |||||
| Basic dynamic load rating, radialCr | — | 75,000 N | — | — | — |
| Basic dynamic load rating, radialCr | — | 16,861.511 lbf | — | — | — |
| Basic static load rating, radialC0r | — | 64,000 N | — | — | — |
| Basic static load rating, radialC0r | — | 14,388.489 lbf | — | — | — |
| Fatigue load limit, radialCur | — | 3,550 N | — | — | — |
| Fatigue load limit, radialCur | — | 798.112 lbf | — | — | — |
| Manufacturer Identity | |||||
| Schaeffler Product Code | — | 349351 | — | — | — |
| Material Number | — | — | 000000000100269624 | — | — |
| Official Class Key | — | — | — | — | 010-010-010 |
| Base Type | — | 6021 | — | — | — |
| World Assembly Part Number | — | — | 6021 | — | — |
| Gpsd Group | — | S02 | — | — | — |
| Upc | — | — | 0053893722337 | — | — |
| Product Line Id | — | 14 | — | — | — |
| Official Source System | — | — | CORE BP - DS DF | — | — |
| Official Last Run | — | — | 2026-08-23T20:02:47.49 | — | — |
| SAP material number | — | 0167184020000 | — | — | — |
| Base product | — | 2305080101 | — | — | — |
| Bearing X designation | — | 6021 | — | — | — |
| Mounting Manager ID | — | 6021 | — | — | — |
| Grease application ID | — | 6021 | — | — | — |
| Mounting dimensions | |||||
| Minimum shaft shoulder diameterda min. | — | — | — | 114 mm | — |
| Maximum shaft shoulder diameterda max. | — | — | — | 120 mm | — |
| Maximum housing shoulder diameterDa max. | — | — | — | 151 mm | — |
| Maximum shaft or housing fillet radiusra max. | — | — | — | 2 mm | — |
| Minimum diameter shaft shoulderda min | — | 113.8 mm | — | — | — |
| Minimum diameter shaft shoulderda min | — | 4.48 in | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 151.2 mm | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 5.953 in | — | — | — |
| Maximum fillet radiusra max | — | 2 mm | — | — | — |
| Maximum fillet radiusra max | — | 0.079 in | — | — | — |
| Product characteristics | |||||
| Type of SealWithout | — | Not sealed | — | — | — |
| Tolerance classPN | — | Normal (ISO 492:2023) | — | — | — |
| Dimensional / heat stabilizationS0 | — | Rings dimensional stabilized up to 150° | — | — | — |
| Radial internal clearanceCN (Group N) | — | Normal internal clearance | — | — | — |
| Bore typeZ | — | Cylindrical | — | — | — |
| Product identity | |||||
| Official product category | Deep groove ball bearings | — | — | — | — |
| Official taxonomy path | /products/rolling-bearings/ball-bearings/deep-groove-ball-bearings | — | — | — | — |
| Structure group ID | BB1_001_101 | — | — | — | — |
| Available from SKF | Yes | — | — | — | — |
| Remanufacturable | No | — | — | — | — |
| Product Identity | |||||
| Type Description | — | — | Radial Deep-Groove Ball | — | — |
| Construction | — | Deep groove ball bearing 60, single row, steel sheet metal cage | Single Row Deep Groove Ball Bearing | Imperial Series | 4.1339 in Bore | 6.2992 in OD | 1.0236 in Width | Open | Cylindrical Bore | Steel Cage | C0 Clearance | ISO P0 Tolerance | — | — |
| Short Description | — | Deep groove ball bearing | — | — | — |
| Number Of Rows | 1 | — | 1 | — | — |
| Tapered Bore | — | — | N | — | — |
| Properties | |||||
| Filling slots | Without | — | — | — | — |
| Locating feature, bearing outer ring | Without | — | — | — | — |
| Bore type | Cylindrical | — | — | — | — |
| Matched arrangement | No | — | — | — | — |
| Radial internal clearance | CN | — | — | — | — |
| Material, bearing | Bearing steel | — | — | — | — |
| Coating | Without | — | — | — | — |
| Relubrication feature | Without | — | — | — | — |
| Indicative carbon footprint for new product | 5.8 kg CO 2 e | — | — | — | — |
| Reference mass | |||||
| Approximate catalogue mass (open reference) | — | — | — | 1.58 kg | — |
| Technical Data | |||||
| d | — | — | — | — | 160 mm |
| Overall Width | — | — | 0.000 mm | — | — |
| B | — | — | — | — | 26 mm |
| Bore Diameter (D) | — | 105 mm | — | — | — |
| Radial Rating | — | — | 0 N | — | — |
| R(Min.) | — | — | — | — | 2 mm |
| Outside Diameter (D) | — | 160 mm | — | — | — |
| Axial Rating | — | — | 0 N | — | — |
| Basic Load Ratings : Cr | — | — | — | — | 90.4 kN |
| Width (B) | — | 26 mm | — | — | — |
| Dynamic Rating C1 | — | — | 69,200 N | — | — |
| Basic Load Ratings : C0R | — | — | — | — | 65.8 kN |
| Basic Dynamic Load Rating, Radial (Cr) | — | 75,000 N | — | — | — |
| Dynamic Rating C90 | — | — | 0 N | — | — |
| Fatigue Load Limit : Cu | — | — | — | — | 3.20 kN |
| Basic Static Load Rating, Radial (C0R) | — | 64,000 N | — | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — | — |
| Factor : F0 | — | — | — | — | 15.8 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — | — |
| Limiting Speeds(Grease Lub.) | — | — | — | — | 4000 min-1 |
| Limiting Speed (Ng) | — | 5,700 1/min | — | — | — |
| Static Radial Rating C0 | — | — | 61,200 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | — | — | 4700 min-1 |
| Operating Temperature Max. (Tmax) | — | 150 °C | — | — | — |
| Extended Dynamic Rating Ce | — | — | 0 N | — | — |
| Da(Min.) | — | — | — | — | 114 mm |
| Reference Speed (Nϑr) | — | 4,950 1/min | — | — | — |
| Static Axial Rating C0A | — | — | 0 N | — | — |
| Da(Max.) | — | — | — | — | 151 mm |
| Calculation Factor (F0) | — | 15.7 | — | — | — |
| Ra(Max.) | — | — | — | — | 2 mm |
| Fatigue Load Limit, Radial (Cur) | — | 3,550 N | — | — | — |
| Mass(Refer.) | — | — | — | — | 1.59 kg |
| Minimum Diameter Shaft Shoulder (Da Min) | — | 113.8 mm | — | — | — |
| Shoulder Diameter Inner Ring (D1) | — | 122.12 mm | — | — | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | — | 151.2 mm | — | — | — |
| Minimum Chamfer Dimension (Rmin) | — | 2 mm | — | — | — |
| Maximum Fillet Radius (Ra Max) | — | 2 mm | — | — | — |
| Shoulder Diameter Outer Ring (D1) | — | 142.52 mm | — | — | — |
| Temperature range | |||||
| Operating temperature min.Tmin | — | -30 °C | — | — | — |
| Operating temperature min.Tmin | — | -22 °F | — | — | — |
| Operating temperature max.Tmax | — | 150 °C | — | — | — |
| Operating temperature max.Tmax | — | 302 °F | — | — | — |
Independent reference comparison based on the manufacturer data currently loaded. Always verify current limits, tolerances and suffix definitions with the official source before engineering selection.